forage
vw
to search about; seek; rummage; hunt
forbear
refrain or abstain from.
forestall
prevent, hinder, or thwart by action in advance.
forfeit
n
a fine; penalty.
forge
form by heating and hammering.
forgery
crime of falsely making or altering a writing by which the legal rights of another person.
forswear
reject or renounce under oath.
sophisticated
altered by education, experience so as to be worldly-wise.
sophistry
subtle, tricky, superficially plausible, but generally fallacious method of reasoning.
sophomoric