Word: thunnids
Part of speech: Noun
Syllables: thu
nnids
Definition: Plural of thunnid. Any member of the Thynnidae.
Morphemes:
Affix: thunnid
Language: en
PoS: Noun
Meaning: Any member of the Thynnidae;  are a family of large solitary wasps whose larvae are almost universally parasitoids of various beetle larvae, especially those in the superfamily Scarabaeoidea
Affix: -s
Language: en
PoS: Suffix
Meaning: Used to form many pluralia tantum (nouns that are almost or entirely without singular forms).