Source : WordNet®

bitty
     adj : (used informally) very small; "a wee tot" [syn: {bittie}, {teensy},
            {teentsy}, {teeny}, {wee}, {weeny}, {weensy}, {teensy-weensy},
            {teeny-weeny}, {itty-bitty}, {itsy-bitsy}]
     [also: {bittiest}, {bittier}]

bittiest
     See {bitty}