Word: thundersnows
Part of speech: Noun
Syllables: thun
ders
nows
Definition: Plural of thundersnow;  is an unusual kind of thunderstorm with snow falling as the primary precipitation instead of rain
Morphemes:
Affix: thunder
Language: en
PoS: Noun
Meaning: A deep, rumbling noise resembling thunder.
Affix: snow
Language: en
PoS: Noun
Meaning: A snowfall; a blanket of frozen, crystalline water.
Affix: -s
Language: en
PoS: Suffix
Meaning: Used to form the plural of nouns that correctly take just an "s" in the plural. See greengrocer’s apostrophe.