Material Science 2 Word Search — Hard

Play a free online Material Science 2 word search puzzle. Difficulty: Hard. Find all 12 hidden words on the 12×12 grid below.

Words to find

Plus 4 hidden bonus words.

CAFFEIN /ˈkæf.iːn/ (also /kæˈfiːn/) · noun: Caffein is a variant spelling of 'caffeine', a bitter alkaloid stimulant found naturally in coffee, tea, cacao, and kola nuts, which acts on the central nervous system to increase alertness and reduce fatigue. Related: stimulant, alkaloid, theine, guaranine.
CYSTEINE /ˈsɪstiːn/ · noun: A sulfur-containing amino acid that is a common constituent of proteins and can form disulfide bonds that help stabilize protein structure.
QUACKS /kwæks/ · noun: The sounds made by a duck, typically loud and repetitive. A person who pretends to be a doctor or expert, often in a humorous or annoying way. Related: croaks, ribbit, hooting, chirping.
LOGROLL /ˈlɒɡrəʊl/ · verb: To move or cause to move in a rotating motion, typically while lying down or floating on water. In politics, it can also mean to vote for a number of proposed laws or motions in a single vote, often to avoid taking a stance on a particular issue. Related: roll, rotate, turn, swivel.
FRAIM: Definition pending review.