may; might; perhaps; may be; possibly
nature; natural; spontaneous; naturally; spontaneously
let me see; well; errr ...; uhh ...
to use; to make use of; to utilize; to utilise
et cetera; etc.; or something; the likes of; for example; for instance
be supposed or expected to (do); be sure to (do); ought to (do)
cowardly; timid; easily frightened
interrogative sentence-ending particle expressing doubt
to become overgrown; to grow thick; to spread; to run rampant; to thrive
it does not mean that ...; I don't mean that ...; it is not the case that
(one) matter; (one) item; (one) case
artificial; unnatural; human-caused (e.g. mistake, error, disaster); man-made
to cause; to induce; to bring about; to pull upright; to help up (e.g. a fallen person)
groan; moan; roar; growl; buzz; hum (e.g. motor)