Their friendly behaviour pleased the guest. Here 'friendly' is a/an -

• Their friendly behaviour pleased the guest. Here 'friendly' is an - adjective.- friendly একটি adjective যা behaviour (noun) কে modify করছে।• মূলত Noun + ly = Adjective হয়ে থাকে। - যেহেতু friend – noun, তাই friendly -Adjective হবে। - friendly এর Adverb রূপ হচ্ছে in a friendly way/manner.