IPA: /ˈfrɪliɪst/
KK: /ˈfrɪliɪst/
The most decorated or adorned with frills, which are small, gathered, or ruffled pieces of fabric.
She wore the frilliest dress at the party, making her stand out among the guests.
Comparative: frillier
Superlative: frilliest
The word 'frilliest' is derived from 'frilly' (from the adjective 'frill', meaning a ruffle or decorative edge) and the suffix '-est' (indicating the superlative degree). Thus, 'frilliest' means having the most frills or being the most decorative with ruffles.
Think of 'frill' as a decorative edge, and remember that 'frilliest' describes something that has the most of these decorative features.