To view and copy a synonym for a term:
Click Previous Term (Ctrl+8) or Next Term (Ctrl+9) to select a source term.
Click the source term to select it.
The source term is highlighted with a broad border. The term synonyms appear as a pop-up and in the Terminology pane.
Click Copy or press Ctrl+0 and select the preferred term translation.
Select the preferred term translation from the Terminology pane.
The selected translation of the source term is copied into the target segment.