dubious; puzzled; suspicious
alone; by oneself; on one's own
to make noise; to make racket; to rustle; to swoosh; to make merry; to clamor; to clamour
reflection; reconsideration; introspection; regret; repentance; remorse
to pull oneself together; to collect oneself (after a failure); to regain control (of oneself)
to create; to bring forth; to invent; to think up and bring into being; to give birth to; to bear
energy; energy; strength; energy source; energy resource; food energy
nature; natural; spontaneous; naturally; spontaneously
absorption; suction; attraction
strange; odd; unexpected; change; incident; disturbance
function; facility; faculty; feature
again; once more; also; too; on the other hand; while; and
intake (e.g. of salt); ingestion; absorption (e.g. of new knowledge); adoption (e.g. of foreign culture); reception and protection
toilet; restroom; bathroom; lavatory
busy; occupied; hectic; restless; hurried; fidgety
effect; effectiveness; efficacy; effects (e.g. sound effects, visual effects, special effects)
exactly; surely; right then; just then; just (about to); on the verge (of doing or happening)
perfect; complete; thorough; leaving nothing to be desired; more than satisfactory
oh!; good heavens!; ugh!; oh no!; ah!; the penny drops!
separation (e.g. of rubbish when recycling); classification; discrimination; division; distinction
enclosure; annex; separate sheet; accompanying sheet
reference; bibliographical reference; consultation; browsing (e.g. when selecting a file to upload on a computer); checking out
one thin flat object; one sheet
attaching (documents, etc.); appending; affixing
to write down; to note; to jot down; to remember
bothersome; tiresome; bother to do
explosion; detonation; eruption; eruption (of discontent, etc.); outburst; outpouring
to be truant; to slack off; to play hooky; to skip school; to cut class; to skip out
just (e.g. "just wait here"); come now; tolerably; passably; well...; I think...
to put; to place; to leave (behind); to establish (an organization, a facility, a position, etc.); to set up; to appoint (someone to a certain position); to hire
to put; to place; to leave (behind); to establish (an organization, a facility, a position, etc.); to set up; to appoint (someone to a certain position); to hire
even at the best of times; already; (even) under normal circumstances; in addition to; as it is
depending on the circumstances; due to (with modifying verb)
various; varied; diverse; all sorts of
addition; supplement; appending; appendix
to get; to earn; to understand; to comprehend; to receive something undesirable (e.g. a punishment); to get (ill)