There are studies that have analysed Portuguese language dictionaries and that have highlighted the importance of the presence of examples in dictionaries (Santiago, 2012; Lu, 2018). Owing to this importance, it was decided to compare the frequencies of examples of two sets of words, namely, contrastive words and verbs that may convey recommendation or advice. These frequencies were obtained from a sample of the main body of Portuguese language dictionaries that are available online and from a sample of the main body of online English language dictionaries that have an orientation towards learning English as a foreign language. This comparison was carried out by using a search bar and a software application created by the author. From the analyses of the data which had been collected, it was argued that, in some cases, learners of Portuguese as a foreign language would have to make use of other sources of examples to learn to use the target words. On the other hand, in similar cases, the need to use sources of examples apart from those presented in the main body of the target English language dictionaries, while learning the English language, could be reduced. The pedagogical implications of this argument for learning and teaching Portuguese as a foreign language were presented. The limitations of the present study and future research possibilities were also discussed.