While I am not finding that exact phrase in online dictionaries, I did find the words for "I love you" in Yoruba: "Mon' ifé rẹ" (pronounced: mo-nee-fay-ray) and the word for a kiss is: "ifenukonu." Here is a link to a site with more phrases and words in Yoruba.
To say "I want to kiss" in Yoruba, you can say "Èmi fẹ́ pẹ̀lú."
To say "Do you speak Yoruba?" in Yoruba, you would say "ṣe ẹ rọ̀ Yorùbá?"
You say "I like Yoruba" in Yoruba language of the Western African origin as "Moferan yoruba".
You say "What is that called in Yoruba?" in Yoruba language of the Western African origin as "Kini won npe ni ede yoruba?".
You say "How do you say "thanks" in Yoruba" in Yoruba language of the Western African origin as "Bawo lese nso pe"Ese gan" ni ede yoruba?".
To say "I want to kiss" in Yoruba, you can say "Èmi fẹ́ pẹ̀lú."
To say "Do you speak Yoruba?" in Yoruba, you would say "ṣe ẹ rọ̀ Yorùbá?"
You say "I like Yoruba" in Yoruba language of the Western African origin as "Moferan yoruba".
You say "What is that called in Yoruba?" in Yoruba language of the Western African origin as "Kini won npe ni ede yoruba?".
You say "How do you say "thanks" in Yoruba" in Yoruba language of the Western African origin as "Bawo lese nso pe"Ese gan" ni ede yoruba?".
To say "who is this?" in Yoruba, you would say "Tani ni yio?"
You say "My Yoruba is bad" in Yoruba language of the Western African origin as "Ede yoruba mi da".
To say "I am an idiot" in Yoruba, you can say "Mo nígbàníì bàdíìrí."
To say "What are you doing?" in Yoruba, you would say "Kilode nse?"
You say "How are you?" in Yoruba language of the Western African origin as "Bawo lowa".
You say " I am trying to learn Yoruba" in Yoruba language of the Western African origin as "Mongbiyanju lati ko ede yoruba".
To say "spoiled" in Yoruba, you can use the word "ọmọdéde."