to be exhausted; to be tired out
poisonous air; poisonous gas; poisonous ingredient; poisonous nature; malice; spite
to check; to hold back; to keep at bay; to stop; to prevent; to stem
mobile telephone; cellular telephone
to look displeased; to frown; to scowl; to look grave; to look serious
to hang up; to end a telephone conversation
consultation; discussion; discussing; asking (somebody) for advice
to detach; to decapitate; to cut loose; to let loose; to dismember
unimpressive; unimpressed
all doors closed; blocked in every direction; cornered
to pull apart; to separate; to have a lead over; to pull ahead of; to outdistance
clearly; plainly; distinctly; decisively; flatly; definitely
to change; to exchange; to convert; to renew; to throw a switch; to replace
eyes sparkling; with shining eyes; for one's eyes to gleam
reliable; trustworthy; hopeful; promising
absentmindedness; peace of mind
cast-off skin (snake, insect, etc.); husk; empty shell; exuvia; exuviae
to connect (with a different flight, train, etc.); to make a connection; to change (planes, trains, etc.)
medical science; medicine
to get better; to get well; to recover (from an illness); to be cured; to be restored; to heal
dumbfounded; in mute amazement
method of treatment; cure; remedy
skin graft; skin transplant
to be able to manage somehow or another
deoxyribonucleic acid; DNA
to snap one's fingers; to pop one's fingers; to crack one's knuckles
to dart one's eyes about; to be surprised; to be bewildered; to be confused; to be flustered
fortuitous; luck; windfall; godsend; good fortune
particularly; only; in the case of
to show up; to appear; to turn up
thin (e.g. air); diluted; sparse; lacking (e.g. empathy); deficient; insufficient (e.g. zeal)
in any way; to some extent; even if only a little
to clear; to make clear; to be unruffled; to look unconcerned; to look demure; to look prim
custom; practice; said; aforementioned; instance; example
first and last (time, chance, etc.); (the) only