Englishfor English speakers
observed
—
adjective
(= ascertained, discovered)
discovered or determined by scientific observation
variation in the ascertained flux depends on a number of factors
the discovered behavior norms
discovered differences in achievement
no explanation for the observed phenomena
failure
Noun
—
A failure is someone or something that fails, or does not achieve a goal.
I was a failure at my first job.
—
A failure is an attempt that does not succeed.
The rocket launch was a failure because of bad weather.
rate
Noun
—
Speed. A rate is how fast something happens. Something can go at a fast rate or a slow rate.
The rate of water pouring out of the lake into the river is enough to make the lake empty in a year if it doesn't rain.
Her heart rate is 70 beats every minute.
If we keep writing pages at this rate we might have 2000 Simple English Wiktionary words by August 4.
rate
Verb
—
Someone rates something when they decide how much its value is (how much it's worth).
I rate this book at six out of ten: it was not the best book.