palpito

commoveo – disturb, excite, shake, to move violently, upset
concutio – agitate, alarm, disturb, shake, shatter, terrorize, to shake together, to strike together
contremisco – be afraid of, quake, shake, to tremble
contremo – shake, to tremble
infirmo – annull, disprove, invalidate, shake, to weaken
inhorresco – quiver, shake, shudder, to begin to bristle
lacesco – shake, to challenge
lacesso – attack, shake, to challenge, to harass
mico – be bright, flash, gleam, glitter, palpitate, quiver, shake, shine, sparkle, to serve
tremo – shake, shudder, to tremble

pallens – drooping, pale, pale green, pale yellow, wan, weak
palleo – be pale, be yellow
palliata – cloaked
pallidus – causing paleness, pale, wan
pallium – any drapery, cloak, covering, coverlet, mantle, monk's garb, nun's veil, stole
pallor – fading, paleness
palma – award for victory, glory, palm, prize, salvation
palmarium – excellent, outstanding, splendid
palmula – blade of an oar
palpo – cajole, carress, coax, flatter, stroke, to feel one's way

pal·pi·to[1]