• to know one's stuff, to know the ropes
• have a smattering of sg
• to take sy in the wrong way
• to be a whale of sg, to be a whale on sg
• to be a whale of sg, to be a whale on sg
• the little chap was only so high
• the season was just over
• a word to the wise is sufficient
• he does not know the first word about physics
• to be untutored in the art of lying
• rate, value, virtue, worth
• got it?, got me?, savvy?