IPA: /ˈpæstɪli/
KK: /ˈpæstɪli/
In a way that is soft, thick, and often sticky, resembling paste.
The cake was pastily decorated with thick frosting that looked like glue.
The word 'pastily' originates from the word 'pastille' (from Old French *pastille*, meaning a small cake or pill), which is derived from the Latin *pasta* (meaning paste or dough). The suffix '-ly' indicates a manner or characteristic. Thus, 'pastily' refers to something that is done in a manner resembling or characteristic of a small cake or pill.
Think of 'pastille' as a small cake or pill, and remember that 'pastily' describes something done in a way that resembles these small forms.