Word: submunition
Part of speech: Noun
Syllables: sub
mu
ni
tion
Definition: Any part of a weapon (typically a bomb or missile) that separates from a parent munition before or during employment
Morphemes:
Affix: sub-
Language: en
PoS: Prefix
Meaning: subsidiary, secondary
Etymology Compounds: Affix: sub
Language: la
Decoded: sub
Meaning: under
Affix: munition
Language: en
PoS: Noun
Meaning: Bombs, rockets, missiles (complete explosive devices, in contrast to e.g. guns).
Etymology Compounds: Affix: mūniō
Language: la
Decoded: munio
Meaning: fortify, defend 
Affix: -tiō
Language: la
Decoded: -tio
PoS: Suffix
Meaning: -tion, -ation, -ing; suffixed to a verb (usually a participle form) to form a noun relating to some action or the result of an action.