Word: rusticles
Part of speech: Noun
Syllables: ru
sti
cles
Definition: Plural of rusticle; a formation of rust similar to an icicle or stalactite in appearance that occurs deep  underwater when wrought iron oxidizes
Morphemes:
Affix: rust
Language: en
PoS: Verb
Meaning: To oxidize, especially of iron or steel.
Affix: ice
Language: en
PoS: Noun
Meaning: Any substance having the appearance of ice.
Affix: ickle
Language: en
PoS: Noun
Meaning: An icicle; ice resembling a pendent spear, formed by the freezing of dripping water
Affix: -s
Language: en
PoS: Suffix
Meaning: Used to form many pluralia tantum (nouns that are almost or entirely without singular forms).