How to Change a Verb into adjective?

Rule 1 (by adding -ful )
Help - Helpful, thank -thankful, harm -harmful, more like this: wonderful, playful, careful, useful, hopeful, tasteful, painful

Rule 2 (by adding - less)
Help- helpless, harm-harmless, care-careless, other examples: useless, hopeless, tasteless,  countless, endless, priceless,

Rule 3 (by adding -able)
Move- moveable, notice-noticeable, avoid-avoidable, agree-agreeable, others: comfortable, advisable, believable, changeable, desirable, curable, understandable, readable

Rule 4 ( by adding -ive)
Narrate- narrative, explode - explosive, execute-executive, defend-defensive, others: offensive, creative, collective, attractive, respective, active

Rule 5 (by adding -ous)
Envy -envious, labor-laborious, injure-injurious, others:rapturous, torturous, various

Rule 6 (by adding -y or -ly)
Risk- risky, rust-rusty, others: tasty, shiny, icy, oily, sticky, juicy, cloudy, leaky, sleepy
Like-likely, love-lovely, chill-chilly, order-orderly,

Rule 7 (by adding -ish)
Rub - rubbish, fool-foolish, book-bookish

Rule -8 (by making a root verb into past participle or present participle)
break - broken (glass), steal -stolen (jewels), cancel - cancelled (ticket), hear - heard (melodies)
Walk - walking (stick), write -writing (pad), come- coming (month), dance -dancing (competition)

How to Change a Verb into Noun?

Rule 1 ( by adding -er / - or)

Write- writer, work- worker, dance- dancer, sing – singer, lead – leader

Act – actor, calculate – calculator, direct – director, audit – auditor, edit – editor

Rule 2  (by adding -tion / -sion)

Connect – connection, produce – production, react -reaction, delete – deletion, inform – information.

Confuse – confusion, divide – division, decide – decision, revise -revision, express – expression

Rule 3 (by adding -ment)

Agree – agreement, achieve – achievement, engage -engagement, adjust – adjustment, advertise – advertisement

Rule 4 (by adding -ance / -ence)

Accept - Acceptance, attend- attendance, insure – insurance, appear – appearance, disturb – disturbance, ignore – ignorance

Refer – reference, exist – existence, depend – dependence, prefer – preference, correspond – correspondence

Rule 5 (by adding -al)

Arrive – arrival, deny – denial, refuse – refusal, approve – approval, dismiss – dismissal

Rule 6 (by adding -age)

Use – usage,  pack – package, waste – wastage, post – postage, marry – marriage

Rule 7 (by adding -ery)

Bake – bakery, trick -trickery, surge – surgery, nurse – nursery, forge – forgery

Rule 8 (by adding -ure)

Depart -departure, fail – failure, press – pressure, enclose – enclosure, legislate – legislature

Rule 9 (by adding -ness)

Sharpen– sharpness, empty – emptiness, correct – correctness, forgive – forgiveness, fit – fitness

Rule 10 (by -dom)

Free -freedom, bore – boredom, martyr -martyrdom, master -masterdom