snap

idiotproof, mindless, quick, straightforward, unchallenging, uncomplicated

apparent, clear, clear-cut, distinct, evident, manifest, obvious, open-and-shut, palpable, patent, perspicuous, plain, transparent, unambiguous, unequivocal, unmistakable

unscripted

automatic, impulsive, instinctive, involuntary, spontaneous

casual, cursive, informal, unauthorized

half-baked, half-cocked, ill-advised

thunk, wham

clang, clangor, clank, clash

knock, rap, tap

blare, clamor, howl, hubbub, hue and cry, hullabaloo, outcry, roar, tumult, uproar

blowup, close-up, enlargement, still

telephoto

daguerreotype, monochrome, tintype

animal spirits, animation, briskness, jauntiness, liveliness, snappiness, spirit, spiritedness, sprightliness, spunk, spunkiness, vibrance, vibrancy, vivaciousness, vivacity

ardor, élan, fervor, fire, passion, zeal

main, metal, mettle, might, muscle, potency, power, puissance, stamina, strength

brawniness, fitness, hardiness, huskiness, sturdiness, virility

health, healthiness, soundness, verdure, wellness

cold front

frost

bite, chill, chilliness, chillness, coldness, frigidness, nip, wintriness

hoot, iota, jot, minim, minimum, modicum, semblance, syllable, tittle, vestige, whit

atom, dot, fleck, flyspeck, grain, granule, molecule, morsel, mote, nubbin, patch, scrap

dash, drop, pinch

part, portion, section

bite, nibble, taste

handful, scattering, smatter, smattering

dose, shot

no-brainer, nothing

sitting duck

gimme, laugher, walkaway

growl, grumble

roar, scream, shout, shriek, yell

fulminate, rage, rant, rave, sputter, storm, tee off, vent, vituperate

blow up, explode, flare (up)

rend, rive, split

crackle, hiss, sizzle, sputter

burst, explode, shatter

clack, clatter, click

image, picture, rephotograph, retake

film, videotape

metamorphose, morph, transmute

better, improve

deteriorate, worsen

turn around

seesaw, teeter, vacillate, waver