IPA: /mɒˌlʌsɪˈsaɪdəl/
KK: /mɑːˌlʌsɪˈsaɪdəl/
Describing a substance that kills molluscs, such as snails and slugs.
The farmer used a molluscicidal treatment to protect his crops from snails.
Comparative: more molluscicidal
Superlative: most molluscicidal
Molluscicidal → It is formed from "mollusca" (from Latin *molluscus*, meaning soft) and "-cidal" (from Latin *caedere*, meaning to kill). The word describes something that kills soft-bodied creatures, specifically mollusks.
Think of 'soft' ('mollusca') and 'killing' ('-cidal') to remember that 'molluscicidal' refers to something that kills soft-bodied animals like snails and slugs.
No commonly confused words.