Educational

totter
[tot-er]
to sway or rock on the base or ground, as if about to fall

derail
[dee-reyl]
to cause (a train, streetcar, etc.) to run off the rails of a track

amalgam
[uh-mal-guhm]
a blend or mixture

betraying
[bi-trey-ing]
being disloyal or revealing information meant to be kept secret

cordate
[kawr-deyt]
heart-shaped

scrupulous
[skroo-pyuh-luhs]
punctiliously or minutely careful, precise, or exact

repine
[ri-pahyn]
to be fretfully discontented; fret; complain

baksheesh
[bak-sheesh]
a tip, present, or gratuity

apprise
[uh-prahyz]
to give notice to; inform; advise (often followed by 'of')

pining
[pahy-ning]
suffering with or expressing longing or yearning for someone or something

betrothed
[bih-trohthd]
engaged to be married

catalyst
[kat-l-ist]
something that causes activity between two or more persons or forces without itself being affected

plenteous
[plen-tee-uhs]
plentiful; copious; abundant

nonprehensile
[non-pri-hen-sil]
not adapted for grasping or holding

operation
[op-er-ashun]
the process of functioning or performing work; also refers to a surgical procedure.

renege
[ri-neg]
archaic: to deny, disown, or renounce

somnolent
[som-nuh-luhnt]
sleepy; drowsy

tempestuous
[tem-pes-choo-uhs]
characterized by or subject to tempests

covert
[koh-vert]
concealed or disguised; secret

bittersweet
[bit-er-sweet]
both pleasant and painful or regretful

toil
[toil]
to engage in hard and continuous work; labor arduously

ascertain
[as-er-teyn]
to find out definitely; learn with certainty or assurance; determine

horrible
[hawr-uh-buhl]
causing horror; extremely unpleasant

foment
[foh-ment]
to instigate or foster (discord, rebellion, etc.); promote the growth or development of
