True, definite and based on facts
informed adjective
based on knowledge of a subject or situation
true adjective
based on facts or things that really happen, and not made up
certain adjective
definitely true
objective adjective
based only on facts and not influenced by personal feelings or beliefs
realistic adjective
based on facts and situations as they really are
firm adjective
definite and not likely to change
factual adjective
based on facts or containing only facts, rather than theories or opinions
authentic adjective
accurate or based in fact
definite adjective
clearly decided and specific
undeniable adjective
certainly correct or true
definitely adverb
without any doubt