to lose one's way; to get lost; to waver; to hesitate; to give into temptation; to lose control of oneself
iron (Fe); strong and hard (as iron); railway; railway enthusiast
hook (high point of a song); chorus
electricity; (electric) light
perception; sensing; noticing
machine; mechanism; instrument; appliance; apparatus
in process; during execution; runtime
sign of life; human presence; humanity; humaneness
class; level; stratum; layer; hierarchy
stairs; stairway; staircase
limestone cave; limestone cavern
worn-out; ragged; crumbling; dry and crumbly; falling (in drops or clumps); scattering
indiscriminately; blindly; at random; indiscriminate; random; excessive
furnished with; including; attached to; impression; appearance; luck; sociality
basics; fundamentals; basis; foundation
key; lock; key (to a problem); clue
to be shut; to close; to be locked; to tighten; to be tightened; to become sober
here I am; I'm home!; presently; right away; right now
door; gate; opening; title page
passage; pathway; roadway; avenue; aisle
one o'clock; once; at one time; for a time; for a while; a time
closing; closure; shutdown; lockout
completion; conclusion; perfect (tense, form, aspect)
prescribed; designated; appointed; fixed
place; situation; position; location
standing by; awaiting an opportunity; being on alert
thoughtless; reckless; rash; excessive; unreasonable; immoderate
movement; transfer; migration; mobile; moving; traveling
to be temperate in; to refrain; to make notes; to jot down (e.g. phone number); to be in preparation for; to be in waiting for
aah!; ooh!; oh no!; oh boy!
to step into (e.g. someone else's territory); to break into; to raid; to come to grips with; to get to the core of
cavern; cave; cave system; grotto
don't you think?; indicates question
wall of rock; rock cliff; rock face
limit; limits; degree; extent; the end; the last; as long as ...
falling over; toppling sideways
posture; pose; position; attitude; approach; stance
transition (esp. in scientific contexts)
all; whole; entire; complete (set); in total
rock (music); rock; boulder; on the rocks