Synonyms of the word

undersized

• adj. below the usual or expected size.

little

• adj. Small in size.
• adj. Insignificant, trivial.
• adj. Very young.
• adj. (of a sibling) Younger.
• adj. Used with the name of place, especially of a country, to denote a neighborhood whose residents or storekeepers…
• adj. Small in amount or number, having few members.
• adj. Short in duration; brief.
• adj. Small in extent of views or sympathies; narrow; shallow; contracted; mean; illiberal; ungenerous.
• adv. Not much.
• adv. Not at all.

small

• adj. Not large or big; insignificant; few in numbers or size.
• adj. (figuratively) Young, as a child.
• adj. (writing, incomparable) Minuscule or lowercase, referring to written letters.
• adj. Envincing little worth or ability; not large-minded; paltry; mean.
• adj. Not prolonged in duration; not extended in time; short.
• adv. In a small fashion.
• adv. In or into small pieces.
• adv. (obsolete) To a small extent.
• n. (rare) Any part of something that is smaller or slimmer than the rest, now usually with anatomical reference…
• v. (obsolete, transitive) To make little or less.
• v. (intransitive) To become small; to dwindle.

undersize

• adj. Smaller than normal, undersized.
• adj. Smaller than appropriate, expected or sufficient.
• adj. Small enough to fit through a screen.