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	Andyw12345  [More info] Hi guys,Please could somebody clarify whether my understanding of the below is correct:Stand up = e.g. telling somebody to stand upStand-up = a form of comedySit down/Sit-down = these essentially both mean the same thing e.g. sit down on a sofaSit-up = a form of exercise   I very much look forward to hearing peoples responses!    Andyw12345+0 Joined on Thu, Jan 31 2008 Full Member 282 Many thanks, Andy

	+1 Andyw12345  [More info] I apologise for the format above as it changed when I posted the message!  Also, I forgot to add 'sit up' = e.g. please sit up straight Andyw12345+0

	+1 Philip  [More info] Andyw12345 “Hi guys,Please could somebody clarify whether my understanding of the below is correct:Stand up = e.g. telling somebody to stand upStand-up = a form of comedySit down/Sit-down = these essentially both mean the same thing e.g. sit down on a sofaSit-up = a form of exercise   I very much look forward to hearing peoples responses!    ” The way you have typed your examples so close together makes it difficut for me to determine exactly what you want to know.  I'll try the following. stand up = rise to one's feet stand-up = a form of comedian (stands in front of the audience and tells short jokes) sit down = rest one's bottom on a chair; sit-down = a stoppage of work, like a walk-out;  I think some use it simply as a break from work to rest a while sit-up = a form of exercise to strengthen the abs and the lower back     Philip+8 Joined on Thu, Jun 23 2005 Veteran Member 10,252 At reise er at leve! - H. C. Andersen

	+1 Andyw12345  [More info] Hi Philip, Thanks for your response and I do apologise for the strange format of my first post.Your answers here are most helpful. One last question, is 'sit up' different to 'sit-up'? I very much look forward to hearing back from you. Andyw12345+0

	+1 nona the brit  [More info] Sit-up - an excercise to strengthen stomach muscles sit up - an instruction to someone who is already sitting that they should sit with good posture and stop slouching (the sort of thing parents and teachers say to kids) nona the brit+3 Joined on Wed, Sep 22 2004 England Veteran Member 11,782 The name says it all.

	+1 CalifJim  [More info] Note that the forms without hyphens are verbs:  stand up, sit up, etc. The forms with hyphens are nouns or adjectives:  stand-up, sit-up, etc. CJ  CalifJim+14 Joined on Mon, Aug 2 2004 California Veteran Member 26,815 "There are no facts, only interpretations" - Nietzsche

	+1 Andyw12345  [More info] Thanks CalifJim, this may sound stupid, but could you explain the difference between verbs and nouns/adjectives? Andyw12345+0

	+1 CalifJim  [More info] Nouns are words that refer to something.  car, desk, butter, person, rock, vinegar, pencil, pin, love, virtue, paper, book, ...  They are most frequently used with articles a, an, the, or possessive adjectives.  a car, my desk, the butter, a person, the rock, ... Adjectives are words that describe or limit nouns.  red, old, open, tall, hard, sharp, ... as in a red car, my old friend, a tall person, an open door, a hard rock, ... Verbs are words that express actions or states.  throw, sing, bounce, rip, find, make, do, toss, give, bring, carry, break, ... CJ  CalifJim+14