modulate, modulated, modulating, modulates.verbs
transitive verb use.to adjust or adapt to a certain proportion; regulate or temper (he modulated the temperature of the fridge); to change or vary the pitch, intensity, or tone of (one's voice or a musical instrument, for example)
Electronics.-.to vary the frequency, amplitude, phase, or other characteristic of (electromagnetic waves); to vary (electron velocity) in an electron beam
intransitive verb use
Music.-.to pass from one key or tonality to another by means of a regular melodic or chord progression; to sing or play with modulation
modulability.noun
modulative.or.modulatory.adjective

mendacious.adjective
lying; untruthful (a mendacious politician); false; untrue (a mendacious statement); dishonest
mendaciously.adverb

miscreant.noun
an evildoer; a villain
miscreant.adjective

meliorate, meliorated, meliorating, meliorates.verbs
transitive verb use.to make better; improve
intransitive verb use.to grow better
meliorable.adjective
meliorative.adjective &.noun
meliorator.noun
(see also ameliorate)