(zoology) Any trilobite in the family Pterygometopidae.

(transitive, intransitive, reflexive, dated) To amuse oneself divertingly or playfully; in particular, to cavort or gambol.

cause, interest or account / purpose or end; reason / the benefit or regard of someone or something / (obsolete except in phrases) contention, strife; guilt, sin, accusation or charge

(organic chemistry) Any of a range of alicyclic derivatives of bakuchiol