IPA: //ˈfʌlsəm//
KK: /ˈfʊlsəm/
Excessively flattering or insincere, often to the point of being offensive or distasteful.
His fulsome praise made everyone uncomfortable because it felt insincere.
Fulsome → It originates from the Old English 'full' (meaning full) and 'some' (meaning characterized by or having the quality of). The word 'fulsome' originally described something that is full or abundant, but it has evolved to often mean excessive or insincere in modern usage.
Think of 'full' to remember that 'fulsome' originally meant something abundant or characterized by fullness.