bois·ter·ous 
(boistər-əs, -strəs)
(boistər-əs, -strəs)adj.
1. Loud or noisy and lively or unrestrained: a boisterous street market. See Synonyms at vociferous.
2. Rough and stormy; violent: boisterous winds; a boisterous voyage.
[Middle English boistres, variant of boistous, rude, rough, perhaps from Old French boisteus, lame, limping, from boiste, knee joint.]
boister·ous·ly adv.
boister·ous·ness n.
- conventional
- conventionalism
- conventionalist
- conventionality
- conventionalization
- conventionalize
- conventionally
- conventioneer
- conventual
- converge
- convergence
- convergency
- convergent
- convergent evolution
- conversance
- conversancy
- conversant
- conversantly
- conversate
- conversation
- conversational
- conversationalist
- conversationally
- conversationist
- conversation piece