Word: boxtops
Part of speech: Noun
Syllables: bo
xtops
Definition: Plural of boxtop;  in the context of being a proof of purchase, is understood to be the upper portion of a product box, detached, and mailed as part of a claim for a radio premium or other advertising offer
Morphemes:
Affix: box
Language: en
PoS: Verb
Meaning: To furnish (for example, the axle of a wheel) with a box.
Etymology Compounds: Affix: box
Language: enm
Decoded: box
Meaning: a blow; a stroke with a weapon
Affix: top
Language: en
PoS: Noun
Meaning: A lid, cap or cover of a container.
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.