struggle

1 struggle /ˈstrʌgəl/ verb
struggles; struggled; struggling
1 struggle
/ˈstrʌgəl/
verb
struggles; struggled; struggling
Britannica Dictionary definition of STRUGGLE
[no object]
1 
: to try very hard to do, achieve, or deal with something that is difficult or that causes problems
— often followed by to + verb
2 
a  : to move with difficulty or with great effort
b  : to try to move yourself, an object, etc., by making a lot of effort
c  : to fight with someone in order to get something
3 
: to be failing : to be doing something without success

struggle on

[phrasal verb]
: to continue doing something that is difficult or tiring

— struggler

/ˈstrʌglɚ/ noun, plural strugglers [count]
2 struggle /ˈstrʌgəl/ noun
plural struggles
2 struggle
/ˈstrʌgəl/
noun
plural struggles
Britannica Dictionary definition of STRUGGLE
1 
[count] : a long effort to do, achieve, or deal with something that is difficult or that causes problems
2 
[count] : a physical fight between usually two people
3 
[singular] : something that is difficult to do or achieve