Similar words: ie, in, it, of, bp, c., CH, Co.. Meaning: [ɪf] 
conj.1. in case that; granting or supposing that; on condition that: Sing if you want to. Stay indoors if it rains. I'll go if you do. 2. even though: an enthusiastic if small audience. 3. whether: He asked if I knew Spanish. 4. (used to introduce an exclamatory phrase): If only Dad could see me now! 5. when or whenever: If it was raining, we had to play inside. n.6. a supposition; uncertain possibility: The future is full of ifs. 7. a condition, requirement, or stipulation: There are too many ifs in his agreement. 8. ifs, ands, or buts, reservations, restrictions, or excuses: I want that job finished today, and no ifs, ands, or buts..
conj.1. in case that; granting or supposing that; on condition that: Sing if you want to. Stay indoors if it rains. I'll go if you do. 2. even though: an enthusiastic if small audience. 3. whether: He asked if I knew Spanish. 4. (used to introduce an exclamatory phrase): If only Dad could see me now! 5. when or whenever: If it was raining, we had to play inside. n.6. a supposition; uncertain possibility: The future is full of ifs. 7. a condition, requirement, or stipulation: There are too many ifs in his agreement. 8. ifs, ands, or buts, reservations, restrictions, or excuses: I want that job finished today, and no ifs, ands, or buts.. 
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1) If the ox falls, whet your knife. 
2) If you wish for peace, be prepared for war.
3) If the beard were all, the goat might preach.
4) If the cap fits, wear it.
5) If you build it they will come.
6) If you want knwledge, you must toil for it.
7) If winter comes, can spring be far behind?
8) If you command wisely,[http://sentencedict.com/if.html] you'll be obeyed cheerfully. Thomas Fuller
9) If wishes were horses, beggars would ride.
10) If the old dog barks, he gives counsel.
11) If the shoe fits, wear it.
12) Justice must be done even if the sky falls.
13) If anything can go wrong, it will.
14) If you want knowledge, you must toil for it.
15) If you cannot bite, never show your teeth.
16) If you wish good advice, consult an old man.
17) If you want peace, prepare for war.
18) If you can't be good, be careful.
19) What is wealth good for, if it brings melancholy?
20) If the sky falls, we shall catch larks.
21) If life deals you lemons, make lemonade.
22) If you dance you must pay the fiddler.
23) If you swear you will catch no fish.
24) The eye is blind if the mind is absent.
25) If you can't beat em, join em.
26) If it ain't broke, don't fix it.
27) Industry if fortune's right hand, and frugality her left.
28) If you venture nothing, you will have thing.
29) If wishes were horses, beggars might ride.
30) If at first you don't succeed, try, try again.