INTEND, note carefully, attend, give ear to, be occupied with.
INTENDMENT, intention.
INTENT, intention, wish.
INTENTION, concentration of attention or gaze.
INTENTIVE, attentive.
INTERESSED, implicated.
INTRUDE, bring in forcibly or without leave.
INVINCIBLY, invisibly.
INWARD, intimate.
IRPE (uncertain), "a fantastic grimace, or contortion of the body: (Gifford)."