thus far
fixed phrase.until now or up to this point in time.
fixed phrase.an adverbial phrase indicating the duration or extent of a situation from the past up to the present moment.
“We have received three applications thus far.”
“The project has been successful thus far, but we expect some challenges in the final phase.”
“While the experimental data remains consistent thus far, further longitudinal studies are required to validate the initial hypothesis.”
more formal than 'so far' and often appears in written reports or professional updates.
teach as a formal synonym for 'so far'; it is frequently used with the present perfect tense because it links the past to the present.
because the phrase connects the past to the present, it usually requires the present perfect tense rather than the past simple.