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What’s the Past Tense of Sink? Sank vs. Sunk?

Sink is simple present, sank is the simple past tense; sunk is the past participle.

Sink/sank/sunk in conversation.
Sink/sank/sunk in conversation.



What’s the past tense of “sink”?

To sink, which is, “if a boat sinks or if someone or something sinks it, it disappears below the surface of a mass of water”.

A sink is also a noun, in this sense, “a sink is the same as a washbasin or, basin.” For example, a kitchen or bathroom sink.

Forms of the irregular verb, sink


presentpastfuture
simpleI sinkI sankI will sink
continuousI am sinkingI was sinkingI will be sinking
perfectI have sunkI had sunkI will have sunk
perfect continuousI have been sinkingI had been sinkingI will have been sinking
12 tenses of ‘sink’.


1. To sink is the present tense: I sink into the sofa to watch my television shows.

2. Sinks is third-person present singular: The ship sinks in the stormy sea.

3. Sinking is the present participle form:  The boat is sinking slowly.

4. Will sink is future tense: The weight of the cargo will sink the ship if we don’t unload some of it.

5. Sank is past tense:  The Titanic sank on its maiden voyage.

6. Sunk is the past participle form: The anchor has sunk into the ocean floor.

How to use the past tense of sink

Sink belongs to the class of irregular verbs with 3 different forms, like these other verbs with a similar conjugation pattern. See the chart:


base verbpast tensepast participle
stinkstankstunk
shrinkshrank shrunk
singsang sung
sinksank sunk
ringrang rung
springsprangsprung
drinkdrankdrunk
Irregular verbs (with two past tense conjugations).

Sank or sunk? What’s the difference?

She sank into depression. (past tense)

His eyes have sunk in. (past participle)

Technically, sunk is the participle form of the verb sink, which means it joins with an auxiliary verb to convey tense, as is shown in the second sentence, i.e., ‘have sunk‘. The past participle also forms the passive voice, which takes on a sentence object. The simple past, on the other hand, does not require a helping verb, and can function ‘as is’, in sentences, so to speak.

Examples of sink in the present tense

1. A fresh egg will sink and an old egg will float.

2. If your voice sinks, it becomes quieter.

3. When they came to build the southern spire the foundations began to sink.

4. She’d sometimes sink into depression.

5. He sinks the needle into my arm.

 

See examples of sank in the past tense:

1. That night he sank into a deep coma.

2. My heart sank because I thought he was going to dump me for another girl.

3. Her spirits sank lower and lower.

4. Her voice sank, and he moved closer to catch what she was saying.

5. Her spirits sank lower and lower.

Examples of the past participle, sunk

1. Her voice had sunk to a whisper.

2. Bulgaria’s economy has sunk into chaos.

3. Share prices would have sunk–hurting small and big investors.

4. His eyes have sunk in.

5. Her eyes were sunk deep into their sockets.



Synonyms of ‘sink’

  • capsize
  • descend
  • decline
  • go down
  • plunge
  • drop
  • disappear
  • drown
  • submerge
  • plummet
  • dip
  • overturn

Origin of the word sink

From etymology online on sink (v.):

Old English sincan; related to Old Norse sökkva to sink, Gothic siggan, Old High German sincan, Swedish sjunka.



Read about other verb conjugations!

Learn more about verbs

Sources  

  1. Etymology online, origin of sink.


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