憚り
は
ば
か
り
Meanings
1
hesitation; reserve; hindrance
Refers to holding back out of respect, diffidence, or fear of causing trouble. Often used in the set phrase 憚りながら (with all due respect). The hindrance nuance is less common as a standalone noun.
With all due respect, I believe that plan may be unreasonable.
Out of diffidence and reserve, he couldn't bring himself to voice his own opinion.
2
Euphemistic, somewhat dated term for a toilet or washroom, derived from the idea of a place one hesitates to enter or mention directly. Still understood but less common in modern casual speech.
In old inns, the washroom was often shared.