image-identificationvocabularyword-request
What's the name for this … chase? stria? groove?
In Czech, we call it "stopa" – which literally translates as "footprint" but has a lot of other meanings as well so I can't really work out which of the tons of the English translations I should use here. Trail? Trace? Vestige?
From thefreedictionary.com...
tight-knit - closely and firmly integrated
a tight-knit team (that's over 900 hits in Google Books)
Note that plain tight is also quite common, particularly in reference to a band (group of musicians) whose playing is highly coordinated. In many contexts, tight-knit may also have strong overtones of bound in love or friendship, but that "emotional" dimension isn't required for the usage.
According to howstuffworks.com, How Ballpoint Pens Work, it is called an ink resevoir:
The ball rotates freely and rolls out the ink as it is continuously fed from the ink reservoir (usually a narrow plastic tube filled with ink).
However, in a context where you need to buy more and you're at the store, I think that you should ask for pen refills. From Office Depot:
Best Answer
It's mostly called a "tyre tread/track mark" or a "tyre tread pattern", also a "tyre track" and a "tyre print", for instance: tyre tread pattern in mud, tyre track mark in mud or tyre print in mud
In British English it's "tyre", and it's "tire" in American English.