Following are all the ungrammared like words, in the list below.
UNALPHABETED
100% like ungrammared
UNLESSONED
100% like ungrammared
UNLITERATE
100% like ungrammared
UNLETTERED
100% like ungrammared
UNCHARACTERED
100% like ungrammared
UNEDUCATED
100% like ungrammared
NONLITERATE
100% like ungrammared
UNTAUGHT
100% like ungrammared
UNINSTRUCTED
100% like ungrammared
UNREAD
100% like ungrammared
EDUCATIONLESS
100% like ungrammared
LETTERLESS
100% like ungrammared
NONEDUCATED
100% like ungrammared
INEDUCATED
100% like ungrammared
UNERUDITE
100% like ungrammared
UNLEARNT
100% like ungrammared
UNINFORMED
100% like ungrammared
UNGRAMMATICIZED
100% like ungrammared
NESCIENT
100% like ungrammared
UNCOLLEGED
100% like ungrammared
UNLEARNED
100% like ungrammared
ILLITERATE
100% like ungrammared
UNSCHOOLED
100% like ungrammared
UNTUTORED
100% like ungrammared
UNEDUCABLE
100% like ungrammared
UNENLIGHTENED
100% like ungrammared
PRELITERATE
100% like ungrammared
BOOKLESS
100% like ungrammared
INERUDITE
100% like ungrammared
SEMILITERATE
100% like ungrammared
UNHACKNEYED
100% like ungrammared
MUSELESS
100% like ungrammared
UNBRED
100% like ungrammared
INEDUCABLE
100% like ungrammared
UNINCULCATED
100% like ungrammared
UNLECTURED
100% like ungrammared
UNVERSED
100% like ungrammared
UNFLUENT
100% like ungrammared
KNOWLEDGELESS
100% like ungrammared
NONILLITERATE
100% like ungrammared
NONTRAINED
100% like ungrammared
UNGRAMMATICALIZED
100% like ungrammared
UNINSTRUCTIBLE
100% like ungrammared
UNCULTURED
100% like ungrammared
UNINTELLECTUALIZED
100% like ungrammared
UNSEEN
100% like ungrammared
UNINTELLIGIBLE
100% like ungrammared
NONCOMPREHENDING
100% like ungrammared
UNWITTING
100% like ungrammared
UNELOQUENT
100% like ungrammared
UNTALENTED
100% like ungrammared
UNADEPT
100% like ungrammared
UNPROFICIENT
100% like ungrammared
UNCOMPREHENDED
100% like ungrammared
UNMONEYED
100% like ungrammared
UNENCULTURATED
100% like ungrammared
NONERUDITE
100% like ungrammared
UNTRAINED
100% like ungrammared
UNDIPLOMAED
100% like ungrammared
NONGRAMMAR
100% like ungrammared
UNLAVED
100% like ungrammared
UNILLUMINED
100% like ungrammared
UNLETTERLIKE
100% like ungrammared
UNPLURALIZED
100% like ungrammared
UNTEXTUALIZED
100% like ungrammared
SCHOOLLESS
100% like ungrammared
UNCONVERSANT
100% like ungrammared
UNSMART
100% like ungrammared
UNINGRAINED
100% like ungrammared
UNVANTAGED
100% like ungrammared
DICTIONARYLESS
100% like ungrammared
UNEARED
100% like ungrammared
LATINLESS
100% like ungrammared
UNGRADUATED
100% like ungrammared
UNENFRANCHISED
100% like ungrammared
UNLEMMATIZED
100% like ungrammared
UNWIZENED
100% like ungrammared
NONPREPARED
100% like ungrammared
UNKNOWING
100% like ungrammared
UNSOPHISTICATE
100% like ungrammared
UNACCULTURED
100% like ungrammared
UNWARE
100% like ungrammared
UNAWARE
100% like ungrammared
UNSOPHISTICATED
100% like ungrammared
UNMINDED
100% like ungrammared
GIFTLESS
100% like ungrammared
UNLITTEN
100% like ungrammared
UNSTULTIFIED
100% like ungrammared
ORAL
100% like ungrammared
UNIMBUED
100% like ungrammared
ANTILITERACY
100% like ungrammared
UNLATINIZED
100% like ungrammared
UTTERLESS
100% like ungrammared
UNACCREDITED
100% like ungrammared
UNKEND
100% like ungrammared
UNPENNED
100% like ungrammared
UNGILT
100% like ungrammared
INELOQUENT
100% like ungrammared
INNUMERATE
100% like ungrammared
UNVISIONED
100% like ungrammared