The health visitor was pleased with the baby's progress and told the parents that if he continued to thrive like that, they had nothing to worry about.
thrive on [sth]vi + prep
(grow healthily due to [sth])
ينمو جيدًا في شيء
These plants thrive on sunshine.
thrive on [sth]vi + prep
(flourish, prosper)
يبلي حسنًا في شيء
Alison has a lot of work on at the moment, but she thrives on stress.