interjection (n.)

• address
• adjective
• adverb
• adverbial
• affirmation
• allegation
• answer
• apostrophe
• aside
• assertion
• averment
• comment
• conjunction
• copulative
• crack
• cry
• declaration
• dictum
• ejaculation
• encroachment
• entrance
• entrenchment
• episode
• exclamation
• expression
• graft
• grafting
• greeting
• impaction
• impingement
• implantation
• imposition
• incursion
• infiltration
• infix
• influx
• infringement
• infusion
• injection
• inoculation
• inroad
• insert
• insertion
• insinuation
• intercalation
• interference
• interpolation
• interposition
• interruption
• intervention
• introduction
• intromission
• intrusion
• invasion
• irruption
• mention
• note
• observation
• parenthesis
• participle
• particle
• penetration
• perfusion
• phrase
• position
• preposition
• pronouncement
• question
• reflection
• remark
• say
• saying
• sentence
• statement
• tessellation
• thought
• transplant
• transplantation
• trespass
• utterance
• word