Verbseoul.
regular

마찰시키다 conjugation (machalsikida, to cause to rub)

To say to cause to rub politely in the present tense, use 마찰시켜요 (mah-chahl-shee-kyuh-yoh) · machalsikyeoyo. Below is the full conjugation of 마찰시키다 across the three tenses and three everyday speech levels.

Grammar note (regular): Regular verbs and adjectives conjugate predictably. Before 어-series suffixes, vowels may contract (가 + 아 → 가, 보 + 아 → 봐), but no consonant in the stem changes. If the final vowel of the stem is ㅏ or ㅗ, use 아; otherwise use 어. Consonant-final stems: 먹 + 어 → 먹어; vowel-final: 가 + 아 → 가.

Conjugation table

pron. = pronunciation guide  · RR = Revised Romanization

TenseCasual (반말)Polite (요)Formal (합니다)
Present
마찰시켜
mah-chahl-shee-kyuh
machalsikyeo
마찰시켜요
mah-chahl-shee-kyuh-yoh
machalsikyeoyo
마찰시킵니다
mah-chahl-shee-keem-nee-dah
machalsikimnida
Past
마찰시켰어
mah-chahl-shee-kyuh-ssuh
machalsikyeosseo
마찰시켰어요
mah-chahl-shee-kyuh-ssuh-yoh
machalsikyeosseoyo
마찰시켰습니다
mah-chahl-shee-kyuh-sseum-nee-dah
machalsikyeosseumnida
Future
마찰시킬 거야
mah-chahl-shee-keel guh-yah
machalsikil geoya
마찰시킬 거예요
mah-chahl-shee-keel guh-yae-yoh
machalsikil geoyeyo
마찰시킬 겁니다
mah-chahl-shee-keel guhm-nee-dah
machalsikil geomnida

Other useful forms

Honorific / Command Polite (-(으)세요)
마찰시키세요
mah-chahl-shee-kee-sae-yoh
machalsikiseyo
Suggestion / Let's Polite (요)
마찰시켜요
mah-chahl-shee-kyuh-yoh
machalsikyeoyo
Question Polite (요)
마찰시켜요?
mah-chahl-shee-kyuh-yoh-?
machalsikyeoyo?
Connective "and" — (고)
마찰시키고
mah-chahl-shee-kee-goh
machalsikigo
Conditional "if" — (면)
마찰시키면
mah-chahl-shee-kee-myuhn
machalsikimyeon
Progressive (고 있어요)
마찰시키고 있어요
mah-chahl-shee-kee-goh ee-ssuh-yoh
machalsikigo isseoyo
Want to (고 싶어요)
마찰시키고 싶어요
mah-chahl-shee-kee-goh shee-puh-yoh
machalsikigo sipeoyo
Can / Able to ((으)ㄹ 수 있어요)
마찰시킬 수 있어요
mah-chahl-shee-keel soo ee-ssuh-yoh
machalsikil su isseoyo
Because / So (아/어서)
마찰시켜서
mah-chahl-shee-kyuh-suh
machalsikyeoseo
Noun form — (기)
마찰시키기
mah-chahl-shee-kee-gee
machalsikigi
Noun form — (음)
마찰시킴
mah-chahl-shee-keem
machalsikim