Sub a1157686a()
'https://www.mrexcel.com/board/threads/vba-to-find-and-highlight-a-word-in-a-text-string.1157686/#post-5615160
Dim i As Long
Dim va
Dim regEx As Object
Dim ax As Range
Set regEx = CreateObject("VBScript.RegExp")
With regEx
.Global = True
.MultiLine = True
.IgnoreCase = True
End With
va = Range("F1", Cells(Rows.Count, "F").End(xlUp))
For i = 1 To UBound(va, 1)
For Each ax In Range("A1", Cells(Rows.Count, "A").End(xlUp))
regEx.Pattern = "\b" & ax & "\b"
If regEx.Test(va(i, 1)) Then
Cells(i, 5) = "AREA"
End If
Next
Next
End Sub