denotation

baptismal name, Christian name, first name, forename, given name

family name, maiden name, middle name, surname

byname, diminutive, epithet, nickname, sobriquet (also soubriquet)

banner, rubric, tag

alias, nom de guerre, nom de plume, pen name, pseudonym

binomial, monomial

trivial name, vernacular

misnomer

brand name, label, trademark, trade name

connotation

clue, cue, hint, implication, indication, inkling, intimation, suggestion

message, tenor, theme

bottom, essence, essentiality, nature, soul, spirit, stuff

acceptance, acceptation, definition

burden, crux, gist

core, heart, kernel, marrow, nub, nucleus, pith, point, quick