concentration; thickness; density; cardinality
to paste; to stick; to affix; to station; to post
to stick; to paste; to stretch; to spread; to form (e.g. ice on a pond); to fill; to swell
continuation; persisting; lasting; sustaining; enduring
anesthetic; anaesthetic; narcotic
medical care; medical treatment
laughing gas; nitrous oxide
vaporizer; vaporiser; carburetor; carburettor
conformity; compatibility; adaptability; congruity; congruence
abundant; plentiful; rich; ample
luxury; extravagance; to live in luxury; to indulge oneself; lavish (use of something); abundant
circuit (electric); cycle (e.g. Krebs cycle)
administration; medication; dosage
to become stronger; to grow in intensity; to grow violent; to invite contributions, etc.; to solicit help, participation, etc.; to recruit (e.g. soldiers)
skill involving the hands; craft
omission; abbreviation; abridgment; abridgement
to produce; to yield; to cause; to result from; to arise; to be generated
foreign substance; foreign body; strange object; unusual object; (arch.) dead body; (arch.) corpse
respiratory tract; air duct
stomach acid; gastric acid
to arrive at (e.g. a decision); to reach (a stage); to lead to (a place); to get to; in the extreme case of; (arch.) to come
to cause; to induce; to bring about; to pull upright; to help up (e.g. a fallen person)
solid (body); solid matter; solid food
space; room; vacancy; opening; free time; time to spare
name plate; name tag; label
portrait photo; mug shot; face shot; photograph of a person's face
running about; making every effort; being busily engaged (in something); good offices
to defend oneself; to protect oneself
to finish; to stop; to close (a business, etc.); to close down; to put away; to put back
uncertain; vague; ambiguous
tinnitus; ringing in the ears
echo; reverberation; response; reaction; repercussions
to raise one's voice; to shout