taboo

About 2.59 uses per million words.

Meaning

1. noun An inhibition or ban that results from social custom or emotional aversion.
2. noun Something which may not be used, approached or mentioned because it is sacred.
3. adjective Excluded or forbidden from use, approach or mention.

   Incest is a taboo subject in most soap operas.

4. adjective Culturally forbidden.
5. verb To mark as taboo.
6. verb To ban or prohibit.
7. verb To avoid. (Can we add an example for this sense?)

Similar words

tabu prohibited forbidden impermissible out sacred proscribed off-limits no-no nono

Often followed by

on in and against is to of for subject

Word family

tabooed tabooing taboos tabu tabued tabuing tabus