Synonyms for Conclude:

n.

make up your mind, arrive at, commit yourself, come down. think ahead, organize, dream up, map out, arrange, draw up, orchestrate. bring something to an end/a close/a halt, call a halt (to something), set, fix, proscribe, negotiate, agree, round off, break, wind down. call it a day/night, finish with, dispose of, get through, come to, DO, clear, carry through. (the) word is that, I have it on good authority (that), from what I hear/from what I've heard, quote...unquote, draw, deduct, like I say/said, to coin a phrase, rumor/word/legend has it that, by the sound of it/things, someone tells me (that). conclude (noun)
reason out, reason, resolve.

v.

believe (verb)
suppose, affirm, trust, judge, surmise, presume, hold, assent, give faith, take for granted, maintain, profess, accept, put faith in, believe, understand, credit, declare, gather, deem, assume.
cognition (verb)
reason out, reason.
complete (verb)
accomplish, fulfill, end, close, complete, execute, consummate, achieve, graduate, arrive, finalize, terminate, fill, unify, integrate, finish, culminate.
decide, deduce (verb)
suppose, judge, infer, reason, draw, assume, presume, surmise, figure, gather, reckon.
settle, resolve (verb)
determine, accomplish, fix.
stative (verb)
close.

Other synonyms:

proscribe, arrive at. finish with, come down. wind down, deduct, DO, round off. negotiate, agree. come to. arrange. get through. fix. draw. set. break. clear. believe
take for granted, suppose.
carry out
DO.
close
wind down.
complete
get through.

Usage examples for conclude

  1. He pledged himself to refrain from attacking the Delawares and Shawanoes, on condition that within twenty- five days the deputies should again meet him at Sandusky, in order to yield up their prisoners, and conclude a definite treaty of peace. – The Conspiracy of Pontiac and the Indian War after the Conquest of Canada by Francis Parkman
  2. No wonder that you conclude that a person in your circumstances will have to go without any poetry at all. – Humanly Speaking by Samuel McChord Crothers
  3. Each lady said something she had thought up to say, beginning, " Does it not seem-" or " Are we not forced to conclude I suspect that Miss Caroline was sleepy. – The Boss of Little Arcady by Harry Leon Wilson