Word: deobstructive
Part of speech: Adjective
Syllables: de
ob
struc
tive
Definition: Having the effect of deobstructing (clearing a passage, etc. of obstructions).
Morphemes:
Affix: de-
Language: en
PoS: Prefix
Meaning: Intensifying; make more intense, stronger, or more marked; 
Etymology Compounds: Affix: dē-
Language: la
Decoded: de-
PoS: Prefix
Meaning: de-
Affix: obstruct
Language: en
PoS: Verb
Meaning: To block or fill (a passage) with obstacles or an obstacle.
Etymology Compounds: Affix: ob
Language: la
Decoded: ob
Meaning: against
Affix: struere
Language: la
Decoded: struere
Meaning: pile up, build
Affix: -ive
Language: en
PoS: Suffix
Meaning: An adjective suffix signifying relating or belonging to, of the nature of, tending to, or serving to; as: affirmative, active, conclusive, corrective, diminutive.
Etymology Compounds: Affix: -ivus
Language: la
Decoded: -ivus
PoS: Suffix
Meaning: Adjective suffix.