Huka

Used in Sinhala.
To fuck.

Other forms for the word include:
Hukanawaa
Hukaagannawa
Hukaa gannin
Hukapang/Hukahang

"Thota hukapang yako!"
"Ammata hukapang!"
"Methana ammata hukaagan nathuwa pala huththo yanna!"

by Definer of Shuddha Sinhala March 22, 2023

Payya

Used in Sinhala.
Penis (swear). Closest equivalent would be dick or cock.

"Thota payyak na bang, L mohothak."

by Definer of Shuddha Sinhala March 23, 2023

Batta

Used in Sinhalese.
Risinth.

"Mey yaka paang batta."
"Oi Sudu Batta!"

by Definer of Shuddha Sinhala March 17, 2023

Katavahapiya

Used in Sinhala.
Shut up (ruder version of kata vahaganna and katavahapan).

"Katavahapiya ballo."
"Tho huththo, katavahapiya!"

by Definer of Shuddha Sinhala March 23, 2023

U'mba

Used in Sinhala.
You. Slightly more informal and rude than oyaa but still casual and used in friend groups.

Plural:

U'mbalaa

"U'mba monaa karanawa da manda!"
"U'mba maara pissek bang."

by Definer of Shuddha Sinhala March 23, 2023

Puka

Used in Sinhala.
Arse/ass.

"Puka gahaganin!"
"Thaaththata puka arapang!"

by Definer of Shuddha Sinhala March 23, 2023

Reddha

Used in Sinhala.
Literally cloth. But it is used as exclamatory swear sometimes.

Variations:
Ammage reddha (Way of saying 'fuck you')
Acchige reddha (Another way of saying 'fuck you')
Reddhak (Either means a literal singular piece of cloth, or used in the same way as 'huththak', meaning it is used to refer to a fucked up/annoying situation or thing)

"Reddha! Mage phone eka na."
"Thoge ammage reddha!"
"Acchige reddha pakayo!"
"Mona reddhak da mey? "

by Definer of Shuddha Sinhala March 23, 2023