| Instinktverhalten | instinctive behavior |
| instinktive Reaktion | gut reaction |
| instand halten | maintain keep in good condition |
| auseinanderhalten | tell |
| Heimfindeverhalten | homing instinct |
| in Panik verfallen | panic |
| aneinanderhaften | cohere |
| flott erhalten | buoy |
| niederhalten | hold down |
| sich unterhalten | converse |
| unterhalten | entertain talk chat propose hold underneath |
| innehalten | pause stop for a moment |
| Instanzvariable | instance variable |
| instanziieren | instantiate |
| Insolvenzverwalter | liquidator receiver trustee in banktruptcy |
| Instandhaltung | maintenance servicing |
| Instinktbewegung | fixed action pattern |
| Instinkthandlung | act of instinct |
| insinuieren | insinuate |
| insistieren | insist |