an·ti·di·ar·rhe·al 
(ăn′tē-dī′ə-rēəl, ăn′tī-)
(ăn′tē-dī′ə-rēəl, ăn′tī-)n.
A substance used to prevent or treat diarrhea.
adj.
Treating or preventing diarrhea.
- unabated
- unabatedly
- unable
- unabridged
- unaccented
- unacceptability
- unacceptable
- unacceptably
- unaccommodated
- unaccompanied
- unaccomplished
- unaccountability
- unaccountable
- unaccountably
- unaccounted-for
- unaccredited
- unaccustomed
- unaccustomedly
- unachievable
- unacknowledged
- una corda
- unacquainted
- unaddressed
- unadjusted
- unadorned