

She sustained her interest in the subject.
To keep something going or to support it over time.
He sustained his efforts throughout the project.
They sustained their friendship over many years.
The team sustained their performance during the tournament.
sustain interest
sustain growth
sustain support
maintain
continue
perpetuate
The team had sustained efforts throughout the project.
Continuing for a long time without stopping or changing.
She showed sustained interest in the topic.
The athlete maintained sustained energy during the race.
His sustained focus helped him complete the task.
sustained effort
sustained growth
sustained attention
continuous
constant
uninterrupted