Vacant
I put my coat on the vacant seat
SNY = empty , not filled
Hardship
Abe Lincoln was able to overcome one hardship after another
SYN = difficulty
Gallant
The pilot swore a gallant oath to save his buddy
SYN = brave
Data
After studying the data , we were able to finish our report
SYN= facts , information
Unaccustomed
Unaccustomed as he as to exercise , Vic quickly became tired