allelic — any of several forms of a gene, usually arising through mutation, that are responsible for hereditary variation.
angelic — You can describe someone as angelic if they are, or seem to be, very good, kind, and gentle.
Four-or-more syllable rhymes
psychedelic — of or noting a mental state characterized by a profound sense of intensified sensory perception, sometimes accompanied by severe perceptual distortion and hallucinations and by extreme feelings of either euphoria or despair.
