болеть

Imperfective verbs form the future with the auxiliary бы́ть plus the infinitive.

• онheболел
• онаsheболела
• оноitболело
• ониtheyболели

• Active presentболеющий
• Active pastболевший
• Adverbial (present)болея
• Adverbial (past)болев, болевши

• У меня болит голова.

  My head hurts.

• Я болею за «Спартак».

  I support 'Spartak'.

• Class 1a with fixed stem stress (болею, болеешь, болеют). Two senses with different paradigms: 'be ill' uses the full -е- paradigm; 'be painful' (of a body part) uses only 3sg болит / 3pl болят (Class 5 endings). Both forms are shown in the CSV. No conventional perfective partner; the inceptive заболеть means 'fall ill'.

• заболетьpfget sick, fall ill, come down with
• выболетьpfbe worn out with suffering
• наболетьpfbe painful, ache
• переболетьpfrecover, get better. get over, get through, make it through
• приболетьpffall slightly ill, come down with something
• проболетьpfbe ill

• знать[1a]know, be aware, be acquainted
• иметь[1a]have
• сделать[1a]make
• делать[1a]make, do
• думать[1a]think, consider, reflect
• работать[1a]work, operate