て[下「くだ」]さる => Do for someone N4
Give and take advice
[恐「おそ」]れがある => There is a chance of A N2
Potential, Possibility
[下「くだ」]さる => Give B to A (A is you, your friends, your family, etc.) N4
Give and take advice
てくれる => Do for someone. N4
Give and take advice
がっている => Want, like N4
Secondary Verb
[以下「いか」] => Less than A, under/below A (amount) N1
Degree/ Level/Amount
がっている => Wants to A N3
Will, Decision, Doing
てくれてありがとう => Thank you for doing A N4
Honorifics
て下さいませんか => Please do A (polite) N5
Asking and Telling
がちです/がちになる => A tends to become/happen/occur N2
Potential, Possibility
それが => Although (you'd expect) A, (actually) B, Even though A was planned, B N2
Contrast,Surprise
とされる => It is said/believed/thought that A N1
Information, Report