C1 traveling

to change something, usually slightly, or to causethe characteristics of something to change:

something that is dangerous and likely to causedamage:

to encourage an activity or development or make it happen faster:

to give someone so much work or so many things that they cannot deal with it all:

to make something less harmful, unpleasant, or bad:

to become strong; to be established:

working or operating quickly and effectively in an organized way:

to slowly reduce or destroy something, or to be slowly reduced or destroyed:

to say that something is true or is a fact, althoughyou cannot prove it and other people might not believe it:

never having happened or existed in the past: