IRREGULAR VERB 
Latin : ob-sum, obesse, offu-i, offuturus
English : be against, hinder, injure
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ACTIVE | 
 | 
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INDICATIVE | 
SUBJUNCTIVE | 
 | 
PRESENT | 
 | 
1.sg | 
obsum | 
obsim | 
| 2.sg | 
obes | 
obsis | 
| 3.sg | 
obest | 
obsit | 
| 1.pl | 
obsumus | 
obsimus | 
| 2.pl | 
obestis | 
obsitis | 
| 3.pl | 
obsunt | 
obsint | 
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IMPERFECT | 
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| 1.sg | 
oberam | 
obessem  | 
| 2.sg | 
oberas | 
obesses  | 
| 3.sg | 
oberat | 
obesset  | 
| 1.pl | 
oberámus | 
obessémus | 
| 2.pl | 
oberátis | 
obessétis  | 
| 3.pl | 
oberant | 
obessent  | 
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FUTURE | 
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| 1.sg | 
obero | 
 | 
| 2.sg | 
oberis | 
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| 3.sg | 
oberit | 
 | 
| 1.pl | 
oberimus | 
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| 2.pl | 
oberitis | 
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| 3.pl | 
oberunt | 
 | 
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PERFECT | 
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1.sg | 
offui | 
offuerim | 
| 2.sg | 
offuísti | 
offueris | 
| 3.sg | 
offuit | 
offuerit | 
| 1.pl | 
offuimus | 
offuerímus | 
| 2.pl | 
offuístis | 
offuerítis | 
| 3.pl | 
offuérunt | 
offuerint | 
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PLUPERFECT | 
 | 
| 1.sg | 
offueram | 
offuíssem | 
| 2.sg | 
offueras | 
offuísses | 
| 3.sg | 
offuerat | 
offuísset | 
| 1.pl | 
offuerámus | 
offuissémus | 
| 2.pl | 
offuerátis | 
offuissétis | 
| 3.pl | 
offuerant | 
offuíssent | 
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FUTURE PERFECT | 
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| 1.sg | 
offuero | 
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| 2.sg | 
offueris | 
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| 3.sg | 
offuerit | 
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| 1.pl | 
offuérimus | 
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| 2.pl | 
offuéritis | 
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| 3.pl | 
offuerint | 
 | 
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ACTIVE | 
ACTIVE | 
 | 
IMPERATIVE | 
INFINITIVE | 
| present | 
obes,  obeste | 
obesse | 
| perfect | 
 | 
offuísse | 
| future | 
 | 
offuturus -a -um esse  | 
 | 
PARTICIPLE | 
 | 
ACTIVE | 
| present | 
 | 
| perfect | 
 | 
| future | 
offuturus -a -um | 
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The present website is compiled for an introductory Latin course at the Chinese University of Hong Kong by Dr. Louis Ha.
Copyright by Louis Ha, 2000.
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