1to smudge, to smear
Eline yağlı boya bulaşırsa tinerle temizleyebilirsin.
When you have oil paint on your hand, you can clean it by a thinner.
(literally: If oily paint smudges to your hand, you can clean it with a thinner.)
(yağ: oil, yağlı: oily, boya: paint
yağlı boya: oil paint (Tr. oily paint))
(ile: 1with, 2by, by using it)
Arkadaşım gripti. Bana da bulaştı.
(My friend had flu. It also spreaded to me.)
bulaş + ıcı > bulaşıcı: contagious
3to get in touch or to interfere (usually innecessarily)
Kanka bence o kıza bulaşma. Ailesini tanıyorum, hiç güvenilir bir aile değiller.
(Bro, I think you shouldn't get in touch that girl. I know about her family and they aren't a trustworthy family at all.)
Sen bu işe bulaşma!
(You, don't butt in this matter!)
(You shouldn't have interfered between us.)