utter (adjective) utter: outright, absolute
Sinonime: all-fired, arrant, blasted,
blessed*, blooming,
complete,
confounded,
consummate, downright,
entire, flat-out, infernal, out-and-out,
perfect,
pure,
sheer,
stark, straight-out,
thorough, thoroughgoing,
total,
unmitigated, unqualified
Antonime: incomplete,
uncertain