Similar words: even when, where, wheat, whether, then, whereas, wherein, by then. Meaning: [wen] 
adv.1. at what time or period? how long ago? how soon?: When are they to arrive? When did the Roman Empire exist? 2. under what circumstances? upon what occasion?: When is a letter of condolence in order? When did you ever see such a crowd? conj.3. at what time: to know when to be silent. 4. at the time or in the event that: when we were young; when the noise stops. 5. at any time; whenever: He is impatient when he is kept waiting. 6. upon or after which; and then: We had just fallen asleep when the bell rang. 7. while on the contrary; considering that; whereas: Why are you here when you should be in school? pron.8. what time: Till when is the store open? 9. which time: They left on Monday, since when we have heard nothing. n. 10. the time of anything: the when and the where of an act..
adv.1. at what time or period? how long ago? how soon?: When are they to arrive? When did the Roman Empire exist? 2. under what circumstances? upon what occasion?: When is a letter of condolence in order? When did you ever see such a crowd? conj.3. at what time: to know when to be silent. 4. at the time or in the event that: when we were young; when the noise stops. 5. at any time; whenever: He is impatient when he is kept waiting. 6. upon or after which; and then: We had just fallen asleep when the bell rang. 7. while on the contrary; considering that; whereas: Why are you here when you should be in school? pron.8. what time: Till when is the store open? 9. which time: They left on Monday, since when we have heard nothing. n. 10. the time of anything: the when and the where of an act.. 
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151. Her tight skirt hikes up when she sits down.
152. When costs are cut product quality suffers.
153. When he said that, I had to agree.
154. The terrorists were killed when their bomb detonated unexpectedly.
155. I was furious when he crashed my car.
156. Send me an e-mail when you have any news.
157. I got a shock when I saw the bill.
158. She mudded herself when running in the rain.
159. His hands slacked down when he heard her shouting.
160. She wept when she heard the bad news.
161. They all shouted for joy when they heard it.
162. Thank you for comforting me when I'm sad.
163. It's rude to speak when you're eating.
164. They met when she was fifteen .
165. Thankfully, the house was empty when I got home.
166. Cut the crusts off when you make sandwiches.
167. The dress shrank when I washed it.
168. When their child died they took it very hard.
168. Sentencedict.com try its best to collect and make good sentences.
169. I'll believe that when it happens.
170. When the shooting started, they ducked behind a car.
171. When a crisis comes they have gone.
172. She can be very persistent when she wants something.
173. Don't struggle so much,best things happen when not expected.
174. Turn off the lights when you leave.
175. Her heart jolted when she saw him.
176. When do you finish your college course?
177. I grazed my knee when I fell.
178. Nothing could console him when his pet dog died.
179. When they scolded him, he would answer back.
180. They were at table when I entered.
More similar words: even when, where, wheat, whether, then, whereas, wherein, by then, and then, hence, elsewhere, overwhelm, now and then, kitchen, wheelchair, strengthen, overwhelming, in the name of, comprehension, to the number of, comprehensive, comprehensible, phenomenon.