fulsome
definition
excessively insincere or ingratiating
example
The politician's fulsome praise of the wealthy donor raised eyebrows among the audience, who suspected ulterior motives.
synonyms
excessiveinsincereingratiating
word origin — Originating from Middle English 'fulsom', derived from 'ful' (meaning 'full') and 'som' (meaning 'some'), indicating something that is too full or overabundant, particularly in a negative sense.