mawkish

Concise Oxford English Dictionary © 2008 Oxford University Press:
mawkish/ˈmɔːkɪʃ/

▶adjective

• 1 sentimental in a feeble or sickly way.

• 2 archaic or dialect having a faint sickly flavour.

– derivatives
mawkishly adverb,
mawkishness noun.

– origin C17 (in the sense ‘inclined to sickness’): from obs. mawk ‘maggot’, from ON mathkr, of Gmc origin.