uncheerful causing sad feelings of gloom and inadequacy
incredulous not disposed or willing to believe; unbelieving
vinegar fly flies whose larvae feed on pickles and imperfectly sealed preserves
inaugural occurring at or characteristic of a formal induction
ungrateful not feeling or showing gratitude
ungracefully without grace; rigidly
ungratefully in an ungrateful manner
ungraceful lacking grace; clumsy
uncurl move out of a curled position
unique the single one of its kind
airflow the flow of air
incurable incapable of being remedied
incredible amazing; extraordinarily good or great
incorrigible impervious to correction by punishment
air flow the flow of air
necrophilia an irresistible sexual attraction to dead bodies
inaugurally so as to inaugurate
incurably in a manner impossible to cure
uncordial lacking warmth or friendliness
uniquely so as to be unique