Translation Spanish English: imperceptible

1 Lilliputian, atomic, bantam, diminutive, fiddling, flyspeck, footling, hardscrabble, inconsiderable, insignificant, little, measly, midget, minor, miserable, narrow, negligible, niggling, noncrucial, paltry, peanut, petite, petty, picayune, piddling, piffling, potty, sixpenny, threepenny, tiny, trifling, trivial, tuppeny, two-a-penny, twopenny, twopenny-halfpenny, undistinguished, unimportant.

2 Lilliputian, atomic, bantam, diminutive, flyspeck, jerkwater, midget, miniature, one-horse, petite, pokey, poky, small, tiny.

3 Lilliputian, atomic, bantam, diminutive, flyspeck, jerkwater, midget, miniscule, minuscular, minuscule, one-horse, petite, pokey, poky, tiny.

4 atomic, nuclear.

5 atomic, unobserved, unseen.

6 inconspicuous, invisible, unobserved, unseeable, unseen.