This is the 11773rd most frequent Portuguese word.
precisarem
"Precisarem" means "to need" (inflected in the third person plural, subjunctive or future tense in Portuguese).
In this sentence, 'precisarem' is used in the subjunctive mood to express a conditional situation regarding the need for help.
Eles podem ligar se precisarem de ajuda.
They can call if they need help.
'Precisarem' here indicates a potential requirement for further information, emphasizing hypothetical or future context.
Caso precisarem de mais informações, entre em contato conosco.
Should you need more information, contact us.
This usage shows 'precisarem' in a conditional clause, expressing a possible future need and my willingness to assist.