diff --git a/applications/solvers/combustion/PDRFoam/PDRModels/turbulence/PDRkEpsilon/PDRkEpsilon.C b/applications/solvers/combustion/PDRFoam/PDRModels/turbulence/PDRkEpsilon/PDRkEpsilon.C
index 39c2158dda..31c5ed3bc1 100644
--- a/applications/solvers/combustion/PDRFoam/PDRModels/turbulence/PDRkEpsilon/PDRkEpsilon.C
+++ b/applications/solvers/combustion/PDRFoam/PDRModels/turbulence/PDRkEpsilon/PDRkEpsilon.C
@@ -271,7 +271,7 @@ void PDRkEpsilon::correct()
     volScalarField G("RASModel::G", mut_*(tgradU() && dev(twoSymm(tgradU()))));
     tgradU.clear();
 
-    // Update espsilon and G at the wall
+    // Update epsilon and G at the wall
     epsilon_.boundaryField().updateCoeffs();
 
     // Add the blockage generation term so that it is included consistently
diff --git a/src/turbulenceModels/compressible/RAS/LRR/LRR.C b/src/turbulenceModels/compressible/RAS/LRR/LRR.C
index a67a497851..246a0a1578 100644
--- a/src/turbulenceModels/compressible/RAS/LRR/LRR.C
+++ b/src/turbulenceModels/compressible/RAS/LRR/LRR.C
@@ -341,7 +341,7 @@ void LRR::correct()
     volSymmTensorField P = -twoSymm(R_ & fvc::grad(U_));
     volScalarField G("RASModel::G", 0.5*mag(tr(P)));
 
-    // Update espsilon and G at the wall
+    // Update epsilon and G at the wall
     epsilon_.boundaryField().updateCoeffs();
 
     // Dissipation equation
diff --git a/src/turbulenceModels/compressible/RAS/LaunderGibsonRSTM/LaunderGibsonRSTM.C b/src/turbulenceModels/compressible/RAS/LaunderGibsonRSTM/LaunderGibsonRSTM.C
index 43103326a9..8a60df36f1 100644
--- a/src/turbulenceModels/compressible/RAS/LaunderGibsonRSTM/LaunderGibsonRSTM.C
+++ b/src/turbulenceModels/compressible/RAS/LaunderGibsonRSTM/LaunderGibsonRSTM.C
@@ -379,7 +379,7 @@ void LaunderGibsonRSTM::correct()
     volSymmTensorField P = -twoSymm(R_ & fvc::grad(U_));
     volScalarField G("RASModel::G", 0.5*mag(tr(P)));
 
-    // Update espsilon and G at the wall
+    // Update epsilon and G at the wall
     epsilon_.boundaryField().updateCoeffs();
 
     // Dissipation equation
diff --git a/src/turbulenceModels/compressible/RAS/RNGkEpsilon/RNGkEpsilon.C b/src/turbulenceModels/compressible/RAS/RNGkEpsilon/RNGkEpsilon.C
index 3aa82622fb..99578d5cbf 100644
--- a/src/turbulenceModels/compressible/RAS/RNGkEpsilon/RNGkEpsilon.C
+++ b/src/turbulenceModels/compressible/RAS/RNGkEpsilon/RNGkEpsilon.C
@@ -309,7 +309,7 @@ void RNGkEpsilon::correct()
     volScalarField R =
         ((eta*(-eta/eta0_ + scalar(1)))/(beta_*eta3 + scalar(1)));
 
-    // Update espsilon and G at the wall
+    // Update epsilon and G at the wall
     epsilon_.boundaryField().updateCoeffs();
 
     // Dissipation equation
diff --git a/src/turbulenceModels/compressible/RAS/kEpsilon/kEpsilon.C b/src/turbulenceModels/compressible/RAS/kEpsilon/kEpsilon.C
index 023cf7d9b6..b780014a34 100644
--- a/src/turbulenceModels/compressible/RAS/kEpsilon/kEpsilon.C
+++ b/src/turbulenceModels/compressible/RAS/kEpsilon/kEpsilon.C
@@ -282,7 +282,7 @@ void kEpsilon::correct()
     volScalarField G("RASModel::G", mut_*(tgradU() && dev(twoSymm(tgradU()))));
     tgradU.clear();
 
-    // Update espsilon and G at the wall
+    // Update epsilon and G at the wall
     epsilon_.boundaryField().updateCoeffs();
 
     // Dissipation equation
diff --git a/src/turbulenceModels/compressible/RAS/realizableKE/realizableKE.C b/src/turbulenceModels/compressible/RAS/realizableKE/realizableKE.C
index 9a1c2a405c..44580be63f 100644
--- a/src/turbulenceModels/compressible/RAS/realizableKE/realizableKE.C
+++ b/src/turbulenceModels/compressible/RAS/realizableKE/realizableKE.C
@@ -317,7 +317,7 @@ void realizableKE::correct()
 
     volScalarField G("RASModel::G", mut_*(gradU && dev(twoSymm(gradU))));
 
-    // Update espsilon and G at the wall
+    // Update epsilon and G at the wall
     epsilon_.boundaryField().updateCoeffs();
 
     // Dissipation equation
diff --git a/src/turbulenceModels/incompressible/RAS/LRR/LRR.C b/src/turbulenceModels/incompressible/RAS/LRR/LRR.C
index 1463556ca2..303160c957 100644
--- a/src/turbulenceModels/incompressible/RAS/LRR/LRR.C
+++ b/src/turbulenceModels/incompressible/RAS/LRR/LRR.C
@@ -301,7 +301,7 @@ void LRR::correct()
     volSymmTensorField P = -twoSymm(R_ & fvc::grad(U_));
     volScalarField G("RASModel::G", 0.5*mag(tr(P)));
 
-    // Update espsilon and G at the wall
+    // Update epsilon and G at the wall
     epsilon_.boundaryField().updateCoeffs();
 
     // Dissipation equation
diff --git a/src/turbulenceModels/incompressible/RAS/LaunderGibsonRSTM/LaunderGibsonRSTM.C b/src/turbulenceModels/incompressible/RAS/LaunderGibsonRSTM/LaunderGibsonRSTM.C
index b42d67284c..1c0776b1d0 100644
--- a/src/turbulenceModels/incompressible/RAS/LaunderGibsonRSTM/LaunderGibsonRSTM.C
+++ b/src/turbulenceModels/incompressible/RAS/LaunderGibsonRSTM/LaunderGibsonRSTM.C
@@ -343,7 +343,7 @@ void LaunderGibsonRSTM::correct()
     volSymmTensorField P = -twoSymm(R_ & fvc::grad(U_));
     volScalarField G("RASModel::G", 0.5*mag(tr(P)));
 
-    // Update espsilon and G at the wall
+    // Update epsilon and G at the wall
     epsilon_.boundaryField().updateCoeffs();
 
     // Dissipation equation
diff --git a/src/turbulenceModels/incompressible/RAS/LienCubicKE/LienCubicKE.C b/src/turbulenceModels/incompressible/RAS/LienCubicKE/LienCubicKE.C
index eac566e5e5..26b2161b2d 100644
--- a/src/turbulenceModels/incompressible/RAS/LienCubicKE/LienCubicKE.C
+++ b/src/turbulenceModels/incompressible/RAS/LienCubicKE/LienCubicKE.C
@@ -341,7 +341,7 @@ void LienCubicKE::correct()
         Cmu_*sqr(k_)/epsilon_*S2 - (nonlinearStress_ && gradU_)
     );
 
-    // Update espsilon and G at the wall
+    // Update epsilon and G at the wall
     epsilon_.boundaryField().updateCoeffs();
 
     // Dissipation equation
diff --git a/src/turbulenceModels/incompressible/RAS/RNGkEpsilon/RNGkEpsilon.C b/src/turbulenceModels/incompressible/RAS/RNGkEpsilon/RNGkEpsilon.C
index 8ee789e9bd..51bd7aaafe 100644
--- a/src/turbulenceModels/incompressible/RAS/RNGkEpsilon/RNGkEpsilon.C
+++ b/src/turbulenceModels/incompressible/RAS/RNGkEpsilon/RNGkEpsilon.C
@@ -256,7 +256,7 @@ void RNGkEpsilon::correct()
     volScalarField R =
         ((eta*(scalar(1) - eta/eta0_))/(scalar(1) + beta_*eta*sqr(eta)));
 
-    // Update espsilon and G at the wall
+    // Update epsilon and G at the wall
     epsilon_.boundaryField().updateCoeffs();
 
     // Dissipation equation
diff --git a/src/turbulenceModels/incompressible/RAS/kEpsilon/kEpsilon.C b/src/turbulenceModels/incompressible/RAS/kEpsilon/kEpsilon.C
index b6c407d44d..be6b83ab98 100644
--- a/src/turbulenceModels/incompressible/RAS/kEpsilon/kEpsilon.C
+++ b/src/turbulenceModels/incompressible/RAS/kEpsilon/kEpsilon.C
@@ -219,7 +219,7 @@ void kEpsilon::correct()
 
     volScalarField G("RASModel::G", nut_*2*magSqr(symm(fvc::grad(U_))));
 
-    // Update espsilon and G at the wall
+    // Update epsilon and G at the wall
     epsilon_.boundaryField().updateCoeffs();
 
     // Dissipation equation
diff --git a/src/turbulenceModels/incompressible/RAS/realizableKE/realizableKE.C b/src/turbulenceModels/incompressible/RAS/realizableKE/realizableKE.C
index 53b19dd899..8b80049829 100644
--- a/src/turbulenceModels/incompressible/RAS/realizableKE/realizableKE.C
+++ b/src/turbulenceModels/incompressible/RAS/realizableKE/realizableKE.C
@@ -277,7 +277,7 @@ void realizableKE::correct()
 
     volScalarField G("RASModel::G", nut_*S2);
 
-    // Update espsilon and G at the wall
+    // Update epsilon and G at the wall
     epsilon_.boundaryField().updateCoeffs();