steady

not liable to fluctuate or especially to fall

securely in position; not shaky

“held the ladder steady”

relating to a person who does something regularly

“a steady drinker”

a person loved by another person

marked by firm determination or resolution; not shakable

support or hold steady and make steadfast, with or as if with a brace

in a steady manner

make steady

“steady yourself”

not easily excited or upset

“steady nerves”

not subject to change or variation especially in behavior

“a steady beat”