This is the 464th most frequent Tamil word.
loveச
The term "loveச" seems to mix English ("love") and Tamil script "ச" (cha), but it does not constitute a standard Tamil word.
Here, 'நேசிக்கிறேன்' is a verb form of 'love', expressing a strong personal feeling of affection.
நான் இரவும் பகலும் உன்னை நேசிக்கிறேன்.
I love you day and night.
Here, 'நேசிக்கிறது' is used to contextualize a general admiration or affinity that humans hold for art.
கலை மற்றும் அதை உருவாக்கும் முயற்சியை நேசிக்கிறது மனிதன்.
Man loves art and the effort that creates it.
In this sentence, 'நேசிக்க' is used in an infinitive form, indicating an action or tendency towards love.